\documentclass[10pt,a4paper]{article}

% Packages
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\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
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\usepackage{hhline}             % Border under tables
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\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{KETHEO}
\pdfinfo{
  /Title (ap-csa-java-unit-1.pdf)
  /Creator (Cheatography)
  /Author (KETHEO)
  /Subject (AP CSA Java Unit 1 Cheat Sheet)
}

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% Commands
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% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{AP CSA Java Unit 1 Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{KETHEO} via \textcolor{DarkBackground}{\uline{cheatography.com/139637/cs/29497/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}KETHEO \\
  \uline{cheatography.com/ketheo} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 26th October, 2021.\\
   Updated 26th October, 2021.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




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\raggedright
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% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
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\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{INPUT \& OUTPUT}}  \tn
% Row 0
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\mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}{\bf{INPUT}}} \tn 
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% Row 1
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\mymulticolumn{1}{x{5.377cm}}{To use Scanner, import Scanner library:\{\{nl\}\}\{\{ac\}\}{\bf{import java.Object.Scanner}}} \tn 
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% Row 2
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% Row 3
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\mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}{\bf{OUTPUT}}} \tn 
% Row Count 8 (+ 1)
% Row 7
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\mymulticolumn{1}{x{5.377cm}}{System.out.print ( "Hello" );} \tn 
% Row Count 9 (+ 1)
% Row 8
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\mymulticolumn{1}{x{5.377cm}}{System.out.println ( "Hello" ); // New line.} \tn 
% Row Count 11 (+ 2)
% Row 9
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\mymulticolumn{1}{x{5.377cm}}{\{\{ac\}\}{\bf{COMMENTS}}} \tn 
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% Row 10
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\mymulticolumn{1}{x{5.377cm}}{// A single line comment.} \tn 
% Row Count 13 (+ 1)
% Row 11
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% Row 1
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% Row 1
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byte & 8 bits \tn 
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short & 16 bits \tn 
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int & 32 bits \tn 
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% Row 7
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boolean & Logical: true/false \tn 
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% Row 8
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% Row 9
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% Row 11
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% Row 13
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% Row 13
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% Row 17
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extends & protected & while \tn 
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% Row 18
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% Row 1
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% Row 6
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% Row 11
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% Row 12
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% Row 2
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{\bf{+=}} & Add values \tn 
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% Row 3
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% Row 4
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{\bf{*=}} & Multiply values \tn 
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% Row 5
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{\bf{/=}} & Divide values \tn 
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% Row 6
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{\bf{\%=}} & Modulus (remainder) \tn 
% Row Count 8 (+ 1)
% Row 7
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{\bf{++}} & Adds one \tn 
% Row Count 9 (+ 1)
% Row 8
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{\bf{-{}-}} & Subtracts one \tn 
% Row Count 10 (+ 1)
% Row 9
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% Row 10
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% Row 12
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% Row Count 17 (+ 1)
% Row 13
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% Row Count 19 (+ 2)
% Row 14
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Find even numbers & x {\bf{\%}} 2 = remainder 0 \tn 
% Row Count 21 (+ 2)
% Row 15
\SetRowColor{white}
Find odd numbers\{\{bb\}\} & x {\bf{\%}} 2 = remainder 1\{\{bb\}\} \tn 
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\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{NAMING CONVENTIONS}}  \tn
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Package & {\bf{java}}, {\bf{lang}}, {\bf{shapes}}, etc...\{\{nl\}\}{\bf{package.name}}, {\bf{java.io}}, etc...\{\{nl\}\}{\bf{com.example.mypackage}}, etc...\{\{nl\}\}Lowercase letters.\{\{nl\}\}Separate words with dots (.)\{\{nl\}\}Companies: "reversed Internet domain" starts their package name. \tn 
% Row Count 9 (+ 9)
% Row 1
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Class & {\bf{Color}}, {\bf{Button}}, {\bf{Cats}}, etc...\{\{nl\}\}{\bf{CambridgeCitySchools}}, etc...\{\{nl\}\}NOUNS: Each word starts with an uppercase letter.\{\{fa-times-circle\}\}No acronyms. \tn 
% Row Count 15 (+ 6)
% Row 2
\SetRowColor{LightBackground}
Method & {\bf{main()}}, {\bf{print()}}, {\bf{equals()}}, etc...\{\{nl\}\}{\bf{newMethod()}},  {\bf{toString()}} etc...\{\{nl\}\}VERB: First word lowercase.\{\{nl\}\}Adding words: First letter uppercase. \tn 
% Row Count 21 (+ 6)
% Row 3
\SetRowColor{white}
Variable & {\bf{area}}, {\bf{name}}, {\bf{size}}, etc...\{\{nl\}\}{\bf{newTriangle}}, {\bf{rightSide}}, etc...\{\{nl\}\}IDENTIFIER: first word lowercase. \{\{nl\}\}Adding words; first letter uppercase.\{\{nl\}\}\{\{fa-times-circle\}\}No keywords.\{\{nl\}\}\{\{fa-times-circle\}\}No special characters to start.\{\{nl\}\}\{\{fa-times-circle\}\}Avoid one letter: x, y, z, etc. \tn 
% Row Count 32 (+ 11)
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\vfill
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\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{NAMING CONVENTIONS (cont)}}  \tn
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Final Constant & {\bf{PI}}, {\bf{BLUE}}, {\bf{MATH}}, etc...\{\{nl\}\}{\bf{MAX\_PRIORITY}}, {\bf{CITY\_ZIP}}, etc...\{\{nl\}\}All uppercase letters: Every word separated with an underscore(\_). \tn 
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% Row 0
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(double) 1/3 = 0.3333 & Results a double \tn 
% Row Count 2 (+ 2)
% Row 1
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int value = (int) 4.7 & Narrowing Cast \tn 
% Row Count 4 (+ 2)
% Row 2
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(int) 3.86 = 3 & Truncated \tn 
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% Row 3
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% Row 4
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\mymulticolumn{2}{x{5.377cm}}{\{\{ac\}\}Does not round: Truncates!} \tn 
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% Row 5
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{{\emph{ {\bf{\{\{ac\}\}byte→short→char→int→long→float→double}} }}} \tn 
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% Row 6
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\mymulticolumn{2}{x{5.377cm}}{Narrowing Casting ( manually )} \tn 
% Row Count 10 (+ 1)
% Row 7
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 & larger \{\{fa-arrow-right\}\} smaller \tn 
% Row Count 12 (+ 2)
% Row 8
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% Row Count 13 (+ 1)
% Row 9
\SetRowColor{white}
 & smaller \{\{fa-arrow-right\}\} larger \tn 
% Row Count 15 (+ 2)
% Row 10
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% Row Count 16 (+ 1)
% Row 11
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\mymulticolumn{2}{x{5.377cm}}{int nearestInt = (int) (number + 0.5)} \tn 
% Row Count 17 (+ 1)
% Row 12
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\mymulticolumn{2}{x{5.377cm}}{int nearestNegInt = (int) (negNumber – 0.5)} \tn 
% Row Count 18 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}